5-band EQ equalizer and preamp: separate and rich frequency band controls (75Hz/400Hz/ 800Hz/4KHz/10KHz), each band is processed by one op amp independently. EQ5-TONE can compensate for the defects of speakers and sound field by adjusting 5-band high, middle and low frequencies, and modify various sound sources. Adjustable VU meter and Bluetooth input: Dual large VU meter (45mm), driven by a dedicated VU driver chip, supporting the adjustment of background light, pointer speed and Gain, dynamically decorate audio environment and provide incomparably visual effects. Add Bluetooth 5.0 input, convenient for you to enjoy HIFI music via wireless connection.
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1 Digital Preamp. Input impedance: 50KΩ. Distortion: <0.003%@1KHZ.
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Finished PV12L preamplifier x 1. The input and output impedance is constant, the step is 0.5db, and the total attenuation is 63.5dB. 4 way audio input + 1 way audio output. 4 ways audio input options.
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Different from the traditional front, the SLP90 has high detail and thickness in the mid and low frequencies. 1 × Finished cary preamplifier. Support 4 way stereo audio inputs, 1 way output. Input impedance:47K.
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Preamplifier tube：. Finished tube preamplifier x1 Plastics remote x 1 (no battery). The circuit redesigned the LAY board. The electronic tube part is made with the protective tube of the electron tube, and the protective cover adopts the bolt type installation, and the disassembly and assembly are more convenient.
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Inspired by classic circuit, keep the sound full and mellow, and has perfect performance in dynamic, transient, high and low frequency response, resolution and SNR, sound field and transparency. Not only suitable for playing vocals but also with unique style when playing violin, saxophone, jazz etc. With 4 groups of Stereo RCA input, and input switch is designed, easily to compare different audio source without plugging in and out cables repeatedly, avoid wearing the contact point of the sockets.
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Multiple audio inputs for different requirements: support Bluetooth 5.0 / USB(U-disk) / Stereo RCA connections, perfectly match with phonoes, TV, tablet, projectors, computers etc., support U-disk to play APE/ FLAC /WAV/ WMA lossless formats besides MP3; greatly improve the sound quality for your amplifier or active speaker. HIFI warm sound and replaceable tube design: default 6A2 tube to filter out the digital feelings and soften the sound to be warmer and sweeter, full and mellow with large dynamic; pluggable tube design, can be upgraded to 6*1N / JAN5725W / 6AK5 / EF95 for tube shaping and rolling and enjoy different sound styles. Separate tone control and input switch: besides main volume control knob, also with independent treble and bass knob to present amazing music with rousing hi.
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